Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
Weather in December
Temperature
As Loures, Portugal, steps into December, the average high-temperature is measured at a moderate 15.5°C (59.9°F), displaying minor differences from November's 17.6°C (63.7°F). Loures, in December, experiences an average temperature of 10.4°C (50.7°F) at night.Humidity
In December, the average relative humidity is 76%.Rainfall
In Loures, in December, it is raining for 11.1 days, with typically 46mm (1.81") of accumulated precipitation. Throughout the year, there are 111.8 rainfall days, and 359mm (14.13") of precipitation is accumulated.Daylight
With an average of 9h and 30min of daylight, December has the shortest days of the year.On the first day of December, sunrise is at 07:36 and sunset at 17:15. On the last day of the month, sunrise is at 07:54 and sunset at 17:24 WET.
Sunshine
The average sunshine in December in Loures is 5.9h.UV index
December is the month with the lowest UV index in Loures, Portugal, with an average maximum UV index of 3. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for ordinary individuals.Note: In December, a daily maximum UV index of 3 leads to the following instructions:
Be vigilant - Preventing sunburn is recommended. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure.
Frequently asked questions
What is the average December temperature in Loures?
What is the average humidity in December in Loures?
How many days does it rain in December in Loures?
What is the month with the shortest days in Loures?
What is the average length of the day in December in Loures?
What time are sunrise and sunset in December in Loures?
How long on average sun shines in December in Loures?
What is the month with the lowest UV index in Loures?
What is the UV index intensity in December in Loures?
Average temperature in December
Loures, Portugal
- Average high temperature in December: 15.5°C
The warmest month (with the highest average high temperature) is August (27.4°C).
The month with the lowest average high temperature is January (14.8°C).
- Average low temperature in December: 10.4°C
The month with the highest average low temperature is August (17.6°C).
The coldest month (with the lowest average low temperature) is February (9.4°C).
Average pressure in December
Loures, Portugal
- Average pressure in December: 1022.6mbar
The month with the highest atmospheric pressure is December (1022.6mbar).
The month with the lowest atmospheric pressure is April (1015.7mbar).
Average wind speed in December
Loures, Portugal
- Average wind speed in December: 14.4km/h
The windiest months (with the highest average wind speed) are February and July (15.9km/h).
The calmest months (with the lowest average wind speed) are September and October (12.9km/h).
Average humidity in December
Loures, Portugal
- Average humidity in December: 76%
The month with the highest relative humidity is January (77%).
The month with the lowest relative humidity is August (68%).
Average rainfall in December
Loures, Portugal
- Average rainfall in December: 46mm
The wettest month (with the highest rainfall) is November (61mm).
The driest month (with the least rainfall) is July (3mm).
Average rainfall days in December
Loures, Portugal
- Average rainfall days in December: 11.1 days
The month with the highest number of rainy days is November (14.1 days).
The month with the least rainy days is August (2.3 days).
Average daylight in December /
Average sunshine in December
Loures, Portugal
- Average daylight in December: 9h and 3min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in December: 5h and 5min
The month with the most sunshine is July (Average sunshine: 11h and 18min).
The month with the least sunshine is January (Average sunshine: 5h and 24min).
Average sunshine days in December
Loures, Portugal
- Average sunshine days in December: 18.7 days
The month with the most sunshine days is August (26.4 days).
The months with the least sunshine days are April and November (14.5 days).
Average UV index in December
Loures, Portugal
- Average UV index in December: 3
The months with the highest UV index are June, July, August and September (UV index 6).
The month with the lowest UV index is December (UV index 3).
Average cloud cover in December
Loures, Portugal
- Average cloud cover in December: 35
The month with the most cloud cover is January (Cloud cover 40).
The month with the least cloud cover is August (Cloud cover 14).
Average visibility in December
Loures, Portugal
- Average visibility in December: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
Loures, Portugal
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